/*
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 * and open the template in the editor.
 */
package Servlets;

import DAO.exceptions.NonexistentEntityException;
import Entidad.Cargo;
import Facade.FacadeFactory;
import VO.CargoVO;
import VO.ProyectoVO;
import VO.UsuarioVO;
import com.google.gson.Gson;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author David
 */
public class AjaxCargoServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        String correo = request.getParameter("correo");
        String cargoString = null;
        PrintWriter out = response.getWriter();
        try {
           ProyectoVO p = FacadeFactory.createFacade().showProject(App.Sesion.getIdproyecto());
           ArrayList<UsuarioVO> usuarios = (ArrayList<UsuarioVO>)p.getPersonaCollection();
           Iterator itr = usuarios.iterator();
           while(itr.hasNext()) {
               UsuarioVO userVo = (UsuarioVO) itr.next();
               if(correo.equals(userVo.getCorreo())) {
                  Collection<Cargo> cargo = userVo.getCargoCollection();
                  Iterator itrcargo = cargo.iterator();
                  while(itrcargo.hasNext()) {
                      Cargo entity = (Cargo) itrcargo.next();
                      cargoString = entity.getNombre();
                  }
                  break;
               }
           }
           Gson gson = new Gson();
           String json = gson.toJson(cargoString);
           System.out.println(json);
           out.println(json);
        } catch (NonexistentEntityException ex) {
            Logger.getLogger(AjaxFlowDateServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        finally {            
            out.close();
        }
        
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
